Answer this question truthfully
### Question: What causes Teratoma?
### Response: It is often located in the chest area. Most malignant teratomas can spread throughout the body, and have spread by the time of diagnosis.
A number of other cancers are often associated with these tumors, including:
Acute myelogenous leukemia (AML) Embryonal rhabdomyosarcoma Malignant histiocytosis Myelodysplasia (MDS) Small cell undifferentiated carcinoma